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Two moles of gas A spontaneously convert to 3 moles of gas B in a container where the temperature and pressure are held constant. The sample originally took up 30.0L of volume. What is the new volume of the products?
2C4H10 + 13O2 → 8CO2 + 10H2O The equation shows the combustion of butane (C4H10). How many moles of water can be produced by 12.5 moles of C4H10 with excess oxygen.
Use Coulomb's law to calculate the ionization energy in kJ/mol of an atom composed of a proton and an electron separated by 127.00pm. What wavelength of light would have sufficient energy to ionize the atom
If the measured cell potential is 1.0500 V at 25 °C and the standard reduction potential of the Ag /Ag half-reaction couple is 0.80 V, calculate the hydrogen ion concentration in the anode compartment.
The human body contains 63% H, 25.5% O, 9.45% C, 1.35% N, 0.31% Ca, and 0.22% P, plus several elements present in smaller quantities. Are these mass or mole percents
For a solution containing at least one of the cations involved in this experiment, answer the following questions. (1) When 6M HCL is added to the solution, a white precipitate forms. What cation(s) be present in the solution
Consider the mechanism of reduction of WO3. At least two mechamisms are possible to the formation of HxWO3 during intercalation of WO3
A gas is compressed in a cylinder from a volume of 20 L to 2.0 L by a constant pressure of 10 atm. Calculate the amount of work done on the system.
What effect will increasing the temperature have on the system? Fe3O4(s) + CO(g) ?? 3 FeO(s) + CO2(g) DH°= +35.9 kJ A) No effect will be observed. B) The reaction will shift to the right in the direction of products.
A 13.00 g sample of an ionic compound NaA, where A- is the anion of a weak acid, was dissolved in enough water to make 100.0 mL of solution and was then titrated with 0.100 M HCl. After 550.0 mL of HCl was added, the pH was 5.00.
What is the pressure of the gas in this mercury manometer if h = 73 mm and atmospheric pressure
Calculate the delta h required to 1 mole of ice at -25 degrees celcius to convert steam at 125 degrees celsius
Describe or give examples of the following types of reactions. identify the reactants and products according to type eg . alcohol, ester etc.,
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